Peking-opera cartoon miniatures are displayed in the exhibition zone of the Olympic Village in Beijing, China, January 13, 2022. /CFP

Beijing 2022 Winter Olympics mascot Bing Dwen Dwen is seen at the Olympic Village in Beijing, China, January 10, 2022. /CFP

Bing Dwen Dwen and the sign of Beijing 2022 are seen inside the room for athletes at the Olympic Village in Beijing, China, January 13, 2022. /CFP

A traffic sign shows the route to Yanqing and Zhangjiakou zones on the Jingli Expressway in Beijing, December 16, 2021. /CFP

Bing Dwen Dwen (L) and Shuey Rhon Rhon, the official mascots of the Beijing 2022 Winter Olympics and Paralympics, respectively, are seen in front of the Yanqing train station in Beijing, China, December 16, 2021. /CFP

The Yanqing Winter Olympic Forest Park features winter sports elements on the wall in Yanqing, Beijing, December 16, 2021. /CFP

An employee wearing protective gear waits at the entrance of a canteen in the Olympic Village in Zhangjiakou, north China's Hebei Province. The canteen has placed yellow banners on the ground to help diners maintain proper social distancing protocols, December 21, 2021. /CFP

The canteen in the Olympic Village in Zhangjiakou, north China's Hebei Province, December 21, 2021. /CFP